[Exercise 18] Function: A number squared

Question

Please write a program, including function(s), that receives one input number, then shows the squared value of the input.

Input 1

10

Output 1

10
100

Input 2

12

Output 2

12
144

Answer 1

Hidden content!
#include * * *   **** * **
#include *   *  * ***    * 

int         
void   *   *  number);

int main(int argc, char *argv[])
{
 *  ** *  * **
*  *    **  ***   * a;
      ****   *  =  ** * *
*  *   *   ** **
*** ***** *
***** **** ***    **   ***
** ** * *      *  ** * *  **   * * 
** *** **  * ***  * 0;
}

void **  ****   number){
**  ** ** **** **  *** **** *****    * ** * * * *  ***
  ** * **    *  ** ** * ***  ***   
}

int *  * **
 ** *  **  *** *          ****  * x;
* ***  *   ****  *   *     *  * **  *  * *** *  * * &x);
*    *    * ** *   *** ** * **  x; *  *****  *   * ***
}

Comments

/tmp/ccBixDvw.o: In function `main':
prog.c:(.text+0x15): undefined reference to `readNumber'
collect2: error: ld returned 1 exit status

---

/tmp/ccU0sfkC.o: In function `main':
prog.c:(.text+0x15): undefined reference to `readNumber'
collect2: error: ld returned 1 exit status

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

Hidden content!
#include *** ** *** **  
#include ** ** *   

int   *    *  
void *     *** number);

int main(int argc, char *argv[])
{
 ***  *  **  
**   * **  *  * a;
 * * ** ***  =    ** *
* ***    
*   * **  ** *
**  *  *  * ****  *    ** *
   * ** *   *  ****   ***** **   *
 ***   ******  * * * 0;
}

void *  *   * * * number){
*********   ** ** ** **  *** *  **   *   * **      * **** *
*** **  *   *** *  **  * * * **** **   
}

int  *    
* ***   ** ** ****  * * * ** x;
  **   *    * **  ***** * *  ****            &x);
 **    **  *    **  ******* *  x; **** ** ***  *  * * * **
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

Hidden content!
   * **  ***  * * *
  * * *  ***  ***   * **

int main(){
*** * *** *    int s,n;
**  *** * **   ** 
 *  ***    *  * *****  * ***  ** ** **  **
* *** *     * 
  * * *   n=s*s;
**           **   
* **** *  ****    *****  *  *       *  
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

Hidden content!
*** * *   ** ***  * * *
***** * * *  *** *  ***

int ***  ** * 
void  ** ***    number);

int main(int argc, char    *
{
  *** *    *  * **
 *  ** * x;
**  ** *** = *    ***** 
*  * ******** *
 * *** **  *****

  *  * * ** ****  0;
}

void *  * * *      * ***
 *** *  ***  * *  *  * **  * **** **   *** * **** *  
**  *  * ***  * *   *    *  ****   
}

int   *   ** 
*  *  * **   int y;
 * ** *** **    ** * ** *  * ***** **  
*  **  * ** * *  y;    
}

Comments

prog.c: In function 'main':
prog.c:10:2: error: stray '\302' in program
  \xc2\xa0int x;
  ^
prog.c:10:3: error: stray '\240' in program
  \xc2\xa0int x;
   ^
prog.c:11:2: error: stray '\302' in program
  \xc2\xa0x = readNumber();
  ^
prog.c:11:3: error: stray '\240' in program
  \xc2\xa0x = readNumber();
   ^
prog.c:13:2: error: stray '\302' in program
  \xc2\xa0writeNumber(x*x);
  ^
prog.c:13:3: error: stray '\240' in program
  \xc2\xa0writeNumber(x*x);
   ^
prog.c: In function 'readNumber':
prog.c:24:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0int y;
  ^
prog.c:24:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0int y;
   ^
prog.c:24:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0int y;
     ^
prog.c:24:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0int y;
      ^
prog.c:25:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
  ^
prog.c:25:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
   ^
prog.c:25:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
     ^
prog.c:25:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
      ^
prog.c:26:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
  ^
prog.c:26:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
   ^
prog.c:26:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
     ^
prog.c:26:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
      ^
prog.c:26:17: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                 ^
prog.c:26:18: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                  ^
prog.c:26:20: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                    ^
prog.c:26:21: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                     ^

Answer 5

Hidden content!
#include * *    *  * * * 
#include *  * **  * **

int ** **** 
void  **  *  ** number);

int main(int argc, char *argv[])
{
* *  **** * ** *
 *** **     *** * a;
 ** *  * *  ** =       **  
*     ** * *   *
*  * *  **
**  *    *    ** * *
**** *  ** * ******   ** ***  **
*  * ****** **  *  0;
}

void   *** * number){
*  **   *  **  * *  * * * **** * *   *      * *   ** 
 *         *  * *** *** ***  *   ** **
}

int *** * *
 **   *    *     ***** *  ** **  x;
*  ** ** ****  * ***    * *   * ***     ****   *** &x);
     ***** *   **    *         ***     x; *   * * *  * ** *
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 6

Hidden content!
#include  *** *  *  * *   
 * *      **  ****

int *  ****  
void * *** * ***  number);

int main(int argc, char *argv[])
{
****   **** *  
  * *  *  **** ** a;
 *******  *  * =     * * 
*         ***
* *    ****** **** ***** * a);

     *** **    ** 0;
}

void  ** * *   number){
***** *  *   * *** *      ** *****   *     ***** **   **   
 *   *********** *  **      ** **
}

int  * * **
 ****** * *  ** *  * ** *** * **      x;
 * **  *  *   * ** * * ***  **** ** * ****   ** **    **  * 
** * * *    * ***   **       * *  x; *  *** **    *** *
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 7

Hidden content!
#include   ** * *   *
#include  * **  ** *    ** *

int   ***  
void  * ** ** number);

int main(int argc, char *argv[])
{
      ** ** *  *
**    ** ** *** a;
 *  *  *** *** = * *   *
* **** *** *   *
  ***  *** * *  * ** * *

*** *  * * * *  *** 0;
}

void  *  *** *  number){
**   * *** ** *  * *  ** *    *    * ******** **  ***   
 *   ***  **     * *  *** **  **  *  **
}

int *** ****
  *  ** **    **   ***  * * x;
*  *  *  ** *  *** **  * ***  *******   * *** *  ***  *
 *  ** *     *   *  **   * **  ** x; * * ******   * *  *   
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 8

Hidden content!
#include ****  **  * ***
#include ***   * * *   ** 

int  **    
void  ******    number);

int main(int argc, char *argv[])
{
 ***** **  * *  *
 *****   **     a;
   *** ** **   =  ***  * 
* *  * **** *
  *  ** *  *  
**   ***  *  * **  *** 

**** *    * *  * 0;
}

void ***    *  number){
***  * **  **      *  ****** ***    *          ** *****  *    
 **    * *  * *    ******* **  ***** ** ***
}

int **  *  * * 
* ***   **   * ******  **  ** * x;
   ** *   * ** * *    **     **    *   * ***  *     * ** 
 *   **  **    * * ******* *  x;  **  * *     ** 
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

Hidden content!
#include *    *    ** ***
#include  ***** * **** * *

int  *** **  
void  *****  * *  number);

int main(int argc, char *argv[])
{
    * *  *** *
*  *  *****   **  a;
** *  ***   ** =     ** *** *
* * *** * *** 
***    * *  **     **    

*   ****** *      0;
}

void * ** *** number){
**   **  ***  ** *   ** * *   *  *** * ****  ** * *  
    **    ** * **     *  * * * *  *******
}

int *   *****
* *** *   *  *    ** *  * ** **   *  x;
*** *   **  ******  * ** ** *    *   **     * **  *** 
**   *  ** ** ** ** *  ****     x;  * **** **  **      *
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 10

Hidden content!
#include  ** ** * *  *
#include * **  *    *

int  ** ** 
void *  *  ***  number);

int main(int argc, char *argv[])
{
**   *******  *
    ***       ** a;
**    * **  ** = *  
 **   * *  *** **
    * ** * *   **    **  

  *** *   * **   0;
}

void   * *   * number){
     *** ** *** * *  * *  *   * * ***** *  **      *   *   *
* ** * **  * *****  **  *  ****    *****
}

int **    ** 
*******    **   **   ** * ****   x;
*  *        *  * ** *  ** * *  * * * **      *     *
** ***   ***    ***   ****   * x; *     *** *     * *
}
***  

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output